Image quiz (Beta version)

A 6-year-old boy, with no past medical history, presented with progressive headache, vomiting, right side weakness since 3 months without fever or seizures. On examination, he was conscious with a stiff neck and right hemiplegia. Brain computed tomography-scan showed a heterogeneous calcified large mass-like lesion in the left fronto-temporo-parietal region, irregular contrast enhancement and extensive perilesional edema with important mass effect. What is your diagnosis?